another.im-ios/Monal/another.im/Views/Conversation/ConversationScreen.swift
2024-11-24 19:42:46 +01:00

124 lines
4.9 KiB
Swift

import Combine
import Foundation
import SwiftUI
struct ConversationScreen: View {
@Environment(\.router) var router
@EnvironmentObject var chatWrapper: MonalChatWrapper
@State private var autoScroll = true
@State private var firstIsVisible = true
var body: some View {
ZStack {
// Background color
Color.Material.Background.light
.ignoresSafeArea()
// Content
VStack(spacing: 0) {
// Header
SharedNavigationBar(
leftButton: .init(
image: Image(systemName: "chevron.left"),
action: {
router.dismissScreen()
}
),
centerText: .init(text: centerText()),
rightButton: nil
// rightButton: .init(
// image: Image(systemName: "gear"),
// action: {
// router.showScreen(.push) { _ in
// ConversationSettingsScreen()
// // .environmentObject(settings)
// .navigationBarHidden(true)
// }
// }
// )
)
// Msg list
if !chatWrapper.messages.isEmpty {
ScrollViewReader { proxy in
ScrollView {
LazyVStack(spacing: 0) {
ForEach(chatWrapper.messages) { message in
ConversationMessageRow(message: message)
.id(message.id)
.flip()
.onAppear {
if message.id == chatWrapper.messages.first?.id {
firstIsVisible = true
autoScroll = true
}
// messagesStore.scrolledMessage(message.id)
}
.onDisappear {
if message.id == chatWrapper.messages.first?.id {
firstIsVisible = false
autoScroll = false
}
}
}
}
}
.flip()
.scrollDismissesKeyboard(.immediately)
.onChange(of: autoScroll) { new in
print(proxy)
if new, !firstIsVisible {
withAnimation {
proxy.scrollTo(chatWrapper.messages.first?.id, anchor: .top)
}
}
}
}
} else {
Spacer()
}
}
.onTapGesture {
UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
}
// Jump to last button
if !autoScroll {
VStack {
Spacer()
HStack {
Spacer()
Button {
autoScroll = true
} label: {
ZStack {
Circle()
.fill(Color.Material.Shape.white)
Image(systemName: "arrow.down")
.foregroundColor(.Material.Elements.active)
}
.frame(width: 40, height: 40)
.shadow(color: .black.opacity(0.2), radius: 4)
.padding(.trailing, 8)
.padding(.bottom, 8)
}
}
}
}
}
// .environmentObject(messagesStore)
// .environmentObject(attachments)
// .safeAreaInset(edge: .bottom, spacing: 0) {
// ConversationTextInput(autoScroll: $autoScroll)
// .environmentObject(messagesStore)
// .environmentObject(attachments)
// .environmentObject(settings)
// }
}
private func centerText() -> String {
chatWrapper.contact.name ?? chatWrapper.contact.contactJid
}
}